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Finding the Fourth Proportional to 315,376.80, 473,065.20 and 93,760.80

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Solution

The fourth proportional to 315,376.80, 473,065.20 and 93,760.80 is: 140,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,376.80 : 473,065.20 = 93,760.80 : x
  2. Step 2: Convert to fraction form
    315,376.80/473,065.20 = 93,760.80/x
  3. Step 3: Cross multiply
    315,376.80x = 473,065.20 × 93,760.80
  4. Step 4: Simplify right side
    315,376.80x = 44,354,971,604.16
  5. Step 5: Solve for x
    x = 44,354,971,604.16/315,376.80
  6. Step 6: Final answer
    x = 140,641.20

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